| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 5 Jun 1980 | HKD | 14.5 | 14.7 | 14.4 | 14.6 | 14.4654 | +0.2 (+1.39%) | 914,873 |
| 4 Jun 1980 | HKD | 14.4 | 14.4 | 14.3 | 14.4 | 14.2672 | 0.0 (0.0%) | 789,222 |
| 3 Jun 1980 | HKD | 14.4 | 14.4 | 14.3 | 14.4 | 14.2672 | 0.0 (0.0%) | 546,744 |
| 2 Jun 1980 | HKD | 14.4 | 14.4 | 14.3 | 14.4 | 14.2672 | +0.2 (+1.41%) | 1,023,770 |
| 30 May 1980 | HKD | 14.1 | 14.2 | 14.1 | 14.2 | 14.0691 | 0.0 (0.0%) | 318,981 |
| 29 May 1980 | HKD | 14.3 | 14.3 | 14 | 14.2 | 14.0691 | 0.0 (0.0%) | 579,534 |
| 28 May 1980 | HKD | 14 | 14.2 | 13.9 | 14.2 | 14.0691 | +0.2 (+1.43%) | 658,526 |
| 27 May 1980 | HKD | 14.3 | 14.3 | 13.9 | 14 | 13.8709 | -0.3 (-2.10%) | 958,265 |
| 26 May 1980 | HKD | 14.4 | 14.4 | 14.3 | 14.3 | 14.1681 | +0.1 (+0.70%) | 966,520 |
| 23 May 1980 | HKD | 14.2 | 14.3 | 14.1 | 14.2 | 14.0691 | +0.1 (+0.71%) | 1,033,324 |
| 22 May 1980 | HKD | 14 | 14.1 | 14 | 14.1 | 13.97 | +0.1 (+0.71%) | 968,368 |
| 21 May 1980 | HKD | 14 | 14 | 14 | 14 | 13.8709 | 0.0 (0.0%) | 0 |
| 20 May 1980 | HKD | 14 | 14 | 13.9 | 14 | 13.8709 | 0.0 (0.0%) | 404,884 |
| 19 May 1980 | HKD | 14 | 14.1 | 13.9 | 14 | 13.8709 | -0.1 (-0.71%) | 472,616 |
| 16 May 1980 | HKD | 14.2 | 14.2 | 14 | 14.1 | 13.97 | -0.1 (-0.70%) | 554,684 |
| 15 May 1980 | HKD | 13.9 | 14.2 | 13.9 | 14.2 | 14.0691 | +0.2 (+1.43%) | 1,252,920 |
| 14 May 1980 | HKD | 14 | 14 | 13.9 | 14 | 13.8709 | +0.1 (+0.72%) | 614,052 |
| 13 May 1980 | HKD | 13.9 | 14 | 13.8 | 13.9 | 13.7718 | +0.1 (+0.72%) | 700,400 |
| 12 May 1980 | HKD | 13.8 | 13.8 | 13.6 | 13.8 | 13.6728 | 0.0 (0.0%) | 700,048 |
| 9 May 1980 | HKD | 13.8 | 13.8 | 13.7 | 13.8 | 13.6728 | 0.0 (0.0%) | 619,465 |
| 8 May 1980 | HKD | 13.7 | 13.8 | 13.6 | 13.8 | 13.6728 | +0.2 (+1.47%) | 428,400 |
| 7 May 1980 | HKD | 13.8 | 13.8 | 13.5 | 13.6 | 13.4746 | -0.2 (-1.45%) | 626,649 |
| 6 May 1980 | HKD | 13.8 | 13.8 | 13.7 | 13.8 | 13.6728 | +0.1 (+0.73%) | 962,942 |
| 5 May 1980 | HKD | 13.8 | 13.8 | 13.6 | 13.7 | 13.5737 | 0.0 (0.0%) | 376,800 |
| 2 May 1980 | HKD | 13.6 | 13.8 | 13.5 | 13.7 | 13.5737 | +0.1 (+0.74%) | 958,400 |
| 1 May 1980 | HKD | 13.7 | 13.9 | 13.6 | 13.6 | 13.4746 | -0.2 (-1.45%) | 662,800 |
| 30 Apr 1980 | HKD | 13.9 | 14 | 13.6 | 13.8 | 13.6728 | -0.1 (-0.72%) | 567,997 |
| 29 Apr 1980 | HKD | 14 | 14 | 13.7 | 13.9 | 13.7718 | +0.2 (+1.46%) | 783,961 |
| 28 Apr 1980 | HKD | 13.6 | 13.8 | 13.5 | 13.7 | 13.5737 | +0.1 (+0.74%) | 440,588 |
| 25 Apr 1980 | HKD | 13.8 | 13.9 | 13.5 | 13.6 | 13.4746 | -0.3 (-2.16%) | 767,909 |
